A set of scales.
Correct. A capital letter C or U
No, not that one. A capital letter U
No, not even close. A capital letter C
A capital letter O that's had the top right section sliced off.
No, not even close.
Now add the shape that is a capital letter U with uneven ends.
No, not even close. Try again.
No, not that one. An uneven letter U

Outcome: successful
Speaker comments: Bot did not seem to understand what I was saying at any point.